<template>
  <div class="icon-body">
    <el-input
      v-model="iconName"
      style="position: relative"
      clearable
      placeholder="请输入图标名称"
      @clear="filterIcons"
      @input="filterIcons"
    >
      <template #suffix><i class="el-icon-search el-input__icon" /></template>
    </el-input>
    <div class="icon-list">
      <div
        v-for="(item, index) in iconList"
        :key="index"
        @click="selectedIcon(item)"
      >
        <el-icon size="15px">
          <component v-if="item" :is="item" />
        </el-icon>
        <span>{{ item }}</span>
      </div>
    </div>
  </div>
</template>

<script setup>
import { ref } from "vue";

const icons = ref([
  "Setting",
  "Monitor",
  "Suitcase",
  "Guide",
  "User",
  "UserFilled",
  "Menu",
  "Edit",
  "Message",
  "Notebook",
  "Cellphone",
  "DataLine",
  "Service",
  "Files",
  "Operation",
  "Tickets",
  "Memo",
]);
const iconName = ref("");
const iconList = ref([]);
const emit = defineEmits(["selected"]);

function filterIcons() {
  iconList.value = icons.value;
  if (iconName.value) {
    iconList.value = icons.value.filter(
      (item) => item.indexOf(iconName.value) !== -1
    );
  }
}

function selectedIcon(name) {
  emit("selected", name);
  document.body.click();
}

function reset() {
  iconName.value = "";
  iconList.value = icons.value;
}

defineExpose({
  reset,
});
</script>

<style lang="scss" scoped>
.icon-body {
  width: 100%;
  padding: 10px;
  .icon-list {
    height: 200px;
    overflow-y: scroll;
    div {
      height: 40px;
      padding: 25px 20px;
      cursor: pointer;
      width: 33%;
      float: left;
    }
    span {
      display: inline-block;
      vertical-align: -0.15em;
      fill: currentColor;
      overflow: hidden;
    }
    .el-icon {
      margin-right: 5px;
    }
  }
}
</style>
